import java.util.*;
public class 最小公倍数 {
    public static void main(String[] args) {
    Scanner console = new Scanner(System.in);
    int m = console.nextInt();
    int n = console.nextInt();
    int result = getCM(m, n);
    System.out.println(result);
}

    public static int getCM(int m, int n) {
        //write your code here......
        int i = 1;
        for (;; i++) {
            if (i % m == 0 && i % n == 0) {
                break;
            }
        }
        return i;

    }
}
